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Botany PG Entrance latest

Total questions: 170

Worksheet time: 2hrs 58mins

Name
Class
Date
1.

What is the Ploidy of endosperm in Angiosperms

a)

2n

b)

3n

c)

1n

d)

None of the above

2.

These are undifferentiated or rapidly dividing tissues.

a)

Meristematic tissues

b)

Permanent tissues

c)

Both

3.

This is the meristem that increases the diameter of the stem.

a)

Apical

b)

intercalary

c)

lateral

4.

This is a primary meristem in vascular plants that gives rise to epidermis

a)

Procambium

b)

Ground meristem

c)

Protoderm

d)

intercalary

5.

It is a thick layer of non living cork cells and a protective tissue that replaces the epidermis when the secondary growth displaces.

a)

Epidermis

b)

Periderm

c)

Vascular tissue

d)

Ground tissue

6.

These are tissues which are thickened with lignin and are dead at maturity

a)

Collenchyma

b)

Parenchyma

c)

Chlorenchyma

d)

Sclerenchyma

7.

These vascular tissue is composed of sieve tubes and companion cells

a)

Xylem

b)

Phloem

c)

xylem vessel

d)

tracheids

8.

These are perforated walls with an end walls to allow cytoplasmic connections between vertically-stacked cells and no nucleus.

a)

sieve elements

b)

companion cells

c)

tracheids

d)

vessel elements

9.

This tissue functions to transport food, water, and minerals

a)

dermal tissue

b)

ground tissue

c)

vascular tissue

10.

It functions to provide flexibility support.

a)

Collenchyma

b)

Parenchyma

c)

Sclerenchyma

d)

Aerenchyma

11.

Parenchyma, Collenchyma, Sclerenchyma are classified under:

a)

Dermal tissues

b)

Ground tissue

c)

Vascular tissue

12.

Identify the image

a)

chlorophyll

b)

stomata

c)

lamina

d)

petiole

13.

Which of the following raw material is available in the air for photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

nitrogen

d)

hydrogen

14.

In the absence of which of the following will photosynthesis not occur in leaves?

a)

vacuole

b)

stomata

c)

chlorophyll

d)

cytoplasm

15.

Which bacteria is there in the roots of the plants to convert atmospheric nitrogen to its solid form?

a)

Coronovirus

b)

Nipha Virus

c)

Treponama

d)

Rhizobium

16.

Plants are _________________ which means they make their own food.

a)

heterotrophs

b)

chemotrophs

c)

autotrophs

d)

liveotrophs

17.

Plants are both _____________ & _______________.

a)

multicellular & eukaryotic

b)

unicellular & eukaryotic

c)

multicellular & prokaryotic

d)

unicellular & prokaryotic

18.
What is the name of the part of the root that allows water and minerals enter?
a)
root hairs
b)
epidermis
c)
phloem
d)
phyla
19.
How do water enter the roots from the soil?
a)
diffusion
b)
osmosis
c)
transpiration
d)
active transport
20.

All living things are made from cells.

a)

True

b)

False

21.

Parts of a cell are called-

a)

organisms

b)

organelles

c)

organics

d)

organizations

22.

Which equipment is best used to observe the structure of a cell?

a)

magnifying glass

b)

binoculars

c)

telescope

d)

microscope

23.

This organelle directs all cell activities, it is 'the brain'. DNA is located there.

a)

Vacuole

b)

Nucleus

c)

Cell Wall

d)

Cytoplasm

24.

This molecule carries genetic instructions in all living things.

a)

DNA

b)

KNA

c)

CO2

d)

H20

25.

This surrounds the cell. It controls what enters and leaves cell. It holds the cell together.

a)

vacuole

b)

cell wall

c)

cell membrane

d)

nucleus

26.

This is the jelly-like substance inside of cells that holds the organelles.

a)

chloroplast

b)

photosynthesis

c)

cell membrane

d)

cytoplasm

27.

This organelle stores food and waste.

a)

cell membrane

b)

mitochondria

c)

vacuole

d)

nucleus

28.

This is the 'powerhouse of the cell', it gives cells energy.

a)

nucleus

b)

mitochondria

c)

vacuole

d)

cell membrane

29.

This organelle is only in plants. It gives plants shape and support.

a)

nucleus

b)

cell wall

c)

mitochondria

d)

DNA

30.

This is the process plants use to change light energy from the sun into chemical energy (food).

a)

photosynthesis

b)

oxidation

c)

hydrolysis

d)

decomposition

31.

This organelle is only in plant cells. It makes food through photosynthesis.

a)

mitochondria

b)

cytoplasm

c)

chloroplasts

d)

nucleus

32.

Animal cells do NOT have _____ or ______.

a)

mitochondria

b)

cell walls

c)

nucleus

d)

chloroplasts

e)

cytoplasm

33.

Theofrastus is regarded as

a)

Father of Embryology

b)

Father of Botany

c)

Father of Ecology

d)

None of these

34.

Father of Genetics is called for

a)

G J. Mendel

b)

Watson

c)

J.H. Morgan

d)

Crick

35.

Aristotle is regarded as

a)

Father of Zoology

b)

Father of Botany

c)

Father of Biology

d)

Father of Medicine

36.

Study of plants in the forest and forest products is called:

a)

Forestry

b)

Agroforestry

c)

Horticulture

d)

Silviculture

37.

Study of soil is called:

a)

Ecology

b)

Pedology

c)

Nematology

d)

Pathology

38.

The term Agronomy is used for:

a)

Study of economic importance of virus

b)

Study of economic importance of fungi

c)

Study of science of crop production

d)

None of these

39.

Sapce biology is:

a)

The study of animals and plants

b)

The study of soil microorganisms

c)

The study of living organisms and their surrounding environment in the outer space

d)

All of these

40.

The study of soil, involving its structure, type and dynamics is called:

a)

Biology of soil

b)

Soil science

c)

Soil erosion

d)

Soil structure

41.

The branch of science which is concerned with the study of disease is called:

a)

Entomology

b)

Pathology

c)

Eugenics

d)

Dermatology

42.

The term phylogeny refers to:

a)

Study of animal physiology

b)

Study of plant physiology

c)

The evolutionary history of an organism

d)

None of these

43.

Water in plant is transported by

a)

Xylem

b)

Epidermis

c)

Phloem

d)

Cambium

44.

Presence of ................distingushes plant cell from Animal cell

a)

Nucleus

b)

Cell wall, Chloroplast, Vacuoles

c)

Cell Membrane

d)

None of These

45.

Clove (लवंग ) the commonly used spice is obtained from

a)

fruit

b)

flower bud

c)

Stem

d)

Root

46.

Ginger is a stem and not a root because

a)

It lacks chlorophyll

b)

It stores food material

c)

It has nodes and Internodes

d)

It grows horizontally in the soil

47.

Carrot is orange in colour because

a)

It grows in soil

b)

It contians carotene

c)

It is not exposed to sunlight

d)

The entire plant is orange in vcolour

48.

During photosyntheis green plants absorb

a)

Nitrogen

b)

Oxygen

c)

Carbon monoxide

d)

Carbon dioxide

49.

The food conducting tissue of plant is

a)

Phloem

b)

Xylem

c)

Collenchyma

d)

Parenchyma

50.

The floral part that produces pollengrain is called

a)

Sepal

b)

Petal

c)

Anther

d)

Overy

51.

Flower less plants are called

a)

Cryptogams

b)

Thalophytes

c)

Bryophytes

d)

Phanerogams

52.

A molecule in plants comparable to haemoglobin in animals

a)

Cellulose

b)

Chlorophyll

c)

Cytochrome

d)

Carotene

53.

Which one of the following is a Gaseous plant Hormone?

a)

Auxin

b)

Ethylene

c)

Cytokinin

d)

ABA

54.

Which one of the following is a Precursor of Auxin?

a)

Tryptophan

b)

Kaurene

c)

Zeatin

d)

Methionine

55.

Which one of the following is a precursor of plant growth hormone Ethylene?

a)

Tryptophan

b)

IAA

c)

Pyrophosphate

d)

Methionine

56.

Which one of the following is a "Fruit Ripening Hormone"?

a)

Auxin

b)

ABA

c)

Ethylene

d)

Polyamines

57.

Which plant hormone help in Stomata Closing?

a)

Auxin

b)

Ethylene

c)

Cytokinin

d)

ABA

58.

Which one of the following plant hormone produce extraordinary elongation of stem?

a)

Gibberellins

b)

Auxin

c)

Cytokinin

d)

Zeatin

59.

Which plant growth hormone promotes cell division?

a)

Auxin

b)

Cytokinin

c)

ABA

d)

Ethylene

60.

A large number of chemical substances are known to inhibit the biosynthesis and activity of Gibberellins in plants are known as (a)  

61.

A cytokinin like substance isolated from milky endosperm of Zea mays is known as

a)

Auxin

b)

Nucellus

c)

Zeatin

d)

ABA

62.

Which one of the following is an Anti-auxin?

a)

TIBA

b)

Phosphon-D

c)

B-995

d)

AMO-1618

63.
Root systems function in 
a)
anchoring the plant
b)
growth
c)
absorption
d)
all of these
64.
Which of the following in a part of the embryo of a seed? 
a)
root hairs
b)
radicle
c)
fibrous roots
d)
adventitious roots
65.
Roots that develop from an organ other than a root are
a)
root hairs
b)
fibrous roots
c)
adventitious roots
d)
primary root
66.
Monocots, such as grasses, usually have ______ root systems
a)
simple, straight
b)
taproot
c)
fibrous
d)
aerial
67.
root hairs are prominent in the 
a)
root cap
b)
apical meristem
c)
region of elongation
d)
region of maturation
68.
One unique function of the root cap is 
a)
sensing gravity
b)
producing root hairs
c)
forming bud scales
d)
producing an ion barrier
69.
Specialized roots that allow aquatic plants to exchange gases
a)
velamen roots
b)
water-storage roots
c)
buttress roots
d)
pneumatophores
70.
Mycorrhizae roots are those that 
a)
have a symbiotic relationship with fungi
b)
have a symbiotic relationship with bacteria
c)
contain hyphae of parasitic fungi
d)
are above ground roots
71.
The root-like projections of parasitic plants are called
a)
parenchyma
b)
mycorrhizae
c)
haustoria
d)
mutualistic
72.
Which soil layer is the most important agriculturally? 
a)
A horizon
b)
B horizon
c)
C horizon
d)
D horizon
73.
The best soil for plant growth is
a)
clay
b)
sand 
c)
loam
d)
peat
74.
The first root that germinates from a seed is the 
a)
taproot
b)
radicle
c)
cotyledon
d)
none of these
75.

a, an

a)

without, deficiency

b)

coming to

c)

self

d)

tip

76.

adventit

a)

case, capsule

b)

star

c)

self

d)

coming to

77.

agro

a)

tree

b)

field

c)

flower

d)

star

78.

angio

a)

case, capsule

b)

tip

c)

yearly

d)

self

79.

annu

a)

flower

b)

yearly

c)

tree

d)

star

80.

antho

a)

self

b)

flower

c)

tip

d)

tree

81.

apex

a)

self

b)

without, deficiency

c)

case, capsule

d)

tip

82.

arbor

a)

without, deficiency

b)

coming to

c)

tree

d)

self

83.

aster

a)

case, capsule

b)

self

c)

star

d)

tip

84.

auto

a)

tree

b)

self

c)

yearly

d)

field

85.

auto

a)

without, deficiency

b)

coming to

c)

self

d)

tip

86.

aster

a)

case, capsule

b)

star

c)

self

d)

coming to

87.

arbor

a)

tree

b)

field

c)

flower

d)

star

88.

apex

a)

case, capsule

b)

tip

c)

yearly

d)

self

89.

antho

a)

flower

b)

yearly

c)

tree

d)

star

90.

annu

a)

field

b)

flower

c)

yearly

d)

tree

91.

angio

a)

self

b)

without, deficiency

c)

case, capsule

d)

tip

92.

agro

a)

without, deficiency

b)

coming to

c)

field

d)

self

93.

adventit

a)

case, capsule

b)

coming to

c)

star

d)

tip

94.

a, an

a)

without, deficiency

b)

star

c)

field

d)

tip

95.

Which of the following are reactants of photosynthesis?

a)

CO2 and H2O

b)

O2

c)

H2O and Glucose

d)

None of the above

96.

Which part of a plant anchors the plant to the ground and soaks up water and minerals?

a)

stem

b)

leaves

c)

roots

d)

petals

97.

Xylem carries-

a)

water up from the roots

b)

water down from the leaves

c)

Glucose from the roots

d)

Glucose down the stem

98.

Phloem carries-

a)

Glucose all around the plant

b)

Glucose to the roots only

c)

Water all around the plant

d)

Water up from the roots

99.

Where is the main site of photosynthesis on a plant?

a)

Stem

b)

Leaves

c)

Petals

d)

Pollen

100.

Plants take in radiant energy and turn it into what form of energy?

a)

Chemical

b)

Thermal

c)

Potential

d)

Kinetic

101.

In which organelle does photosynthesis occur?

a)

Cell Wall

b)

Chlorophyll

c)

Chloroplast

d)

Cytoplasm

102.

What are the end products of photosynthesis?

a)

Carbon Dioxide and Water

b)

Glucose and Carbon Dioxide

c)

Oxygen and Glucose

d)

Water and Glucose

103.

When light intensity goes up, the rate of photosynthesis goes _______.

a)

up

b)

down

c)

at the same rate. It does not change.

104.

Foods synthesized in the process of Photosynthesis by plants is stored as

a)

Starch

b)

Protein

c)

Vitamins

d)

Fats

105.

Where in a plant cell does photosynthesis take place

a)

Palisade cells

b)

Chlorophyll

c)

Chloroplasts

d)

Vacuole

106.

What is the purpose of photosynthesis?

a)

To release energy

b)

To create glucose

c)

To grow

d)

To get oxygen for respiration

107.

Which of these is the correct equation for photosynthesis?

a)

6O2 + C6H12O6 --> 6CO2 + 6H2O

b)

6O2 + 6CO2 --> C6H12O6 + 6H2O

c)

6CO2 + 12H2O --> C6H12O6 + 6H2O + 6O2

d)

6CO2 + 6H2O --> O2 + C6H12O6

108.

Which of these are limiting factors for photosynthesis? Choose 3 answers.

a)

Light intensity

b)

CO2 concentration

c)

Temperature

d)

Light

e)

CO2 levels

109.

What protects Stomata and helps it in opening and closing?

a)

Guard Cells

b)

Leaf

c)

Stem

d)

Carbon Dioxide

110.

Identify what is shown in the picture

a)

chlorophyll

b)

stomata

c)

carbon dioxide

d)

veins

111.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
112.
Most plants appear green because chlorophyll
a)
absorbs green light.
b)
absorbs violet light.
c)
reflects green light.
d)
does not absorb violet light.
113.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
114.

Main products of the Calvin Cycle

a)

Oxygen, NADP+, ADP

b)

Glucose, CO2, ADP

c)

ADP, NADP+, Glucose

d)

ATP, NADPH, Oxygen

115.

The Calvin Cycle occurs in the

a)

Thylakoid

b)

Grana

c)

Inner membrane of chloroplast

d)

Stroma

116.
Where do the light reactions happen?
a)
mitochondria membrane
b)
thylakoid membrane
c)
stroma
d)
central vacuole
117.
What is the main purpose of the light dependent reactions?
a)
To provide the energy for the calvin cycle
b)
To capture energy and make sugar
c)
To reflect green light
d)
To make sugars
118.

What supplies the electrons during photosynthesis?

a)

oxygen

b)

water

c)

glucose

d)

rubisco

119.

Choose the statement that best describes light reaction.

a)

It converts CO2 to sugar molecule

b)

It converts light energy to chemical energy of ATP and NADPH

c)

It takes place in the stroma

120.

Main products of the Calvin Cycle

a)

Oxygen, NADP+, ADP

b)

Glucose, CO2, ADP

c)

ADP, NADP+, Glucose

d)

ATP, NADPH, Oxygen

121.

The Calvin Cycle occurs in the

a)

Thylakoid

b)

Grana

c)

Inner membrane of chloroplast

d)

Stroma

122.

Plants can close their stomata when the temperature is hot

a)

To prevent water loss

b)

To prevent loss of oxygen

c)

To prevent loss of carbon dioxide

d)

To bring in more carbon dioxide

123.

A plant using the C4 pathway will

a)

fix CO2 into a four carbon sugar instead of a three carbon sugar

b)

close the stomata during the day

c)

produce a four carbon sugar instead of glucose

d)

not need ATP from the light reactions

124.

Which of the following is a way to increase the rate of photosynthesis?

a)

Increase oxygen levels

b)

Decrease CO2 levels

c)

Increase light intensity

d)

Decrease water level

125.

Which is not a C4 plant?

a)

Cactus

b)

Corn

c)

Sugar cane

d)

Crab grass

126.

Which of the following is a CAM plant?

a)

Corn

b)

Sugar cane

c)

Crabgrass

d)

Pineapple

127.

Which of the following is true of the Calvin Cycle?

a)

carbon dioxide and energy (ATP and NADPH) are used to make organic compounds

b)

energy is absorbed from sunlight and converted to chemical energy stored in ATP and NADPH

c)

Occurs in the thylakoid

d)

Occurs in the cytoplasm

128.

Rate of photosynthesis ________ as light intensity _________

a)

increases, increases

b)

decreases, increases

c)

increases, decreases

129.
The enzyme responsible for Carbon Fixation in C3 Photosynthesis is
a)
RuBisCo
b)
PEP Carboxylase
c)
Hexokinase
d)
Pyruvate DeHydrogenase
130.
The enzyme responsible for Carbon Fixation in C4 Photosynthesis is
a)
RuBisCo
b)
PEP Carboxylase
c)
Hexokinase
d)
Pyruvate DeHydrogenase
131.
The molecule that comes out of the Calvin Cycle to produce glucose, and polymers like cellulose is:
a)
RuBP
b)
GP3
c)
3-PG
d)
G3P
132.
The loss of H2O through stomata is referred to as:
a)
Transpiration
b)
Respiration
c)
Evaporation
d)
Photorespiration
133.
The main advantage of C4 Photosynthesis is the ability to avoid:
a)
Transpiration
b)
Photorespiration
c)
Photosynthesis
d)
Signal Transduction
134.
Which is not a phase of the Calvin Cycle?
a)
Carbon Fixation
b)
Reduction
c)
Regeneration of RuBP
d)
Regeneration of Oxaloacetate
135.
Which system happens first?
a)
photosystem 1
b)
photosystem 2
c)
Calvin Cycle
136.
The Photosystems take place in the 
a)
thylakoid
b)
stroma
c)
stomata
d)
mitochondria
137.
Tiny packets of light energy from the sun are called
a)
photons
b)
electrons
c)
ATP
d)
NADPH
138.
During the Photosystems oxygen is released into the air.  Which molecule is the oxygen released from?
a)
carbon dioxide
b)
water
c)
glucose
d)
protein
139.
Are the Photosystems light dependent or light independent?
a)
light independent
b)
light dependent
140.
Does NADPH have energy?
a)
yes
b)
no
141.
Where does the plant get H+ to make NADPH?
a)
air
b)
water
c)
sugar
d)
sun
142.
ADP + P =
a)
ATP
b)
AMP
c)
ADP
143.
The products of Photosystem 1 and Photosystem 2 are
a)
ATP, NADPH
b)
ATP, NADH
c)
ATP, glucose
d)
ATP, FADH2
144.
The products of photosynthesis, ATP & NADPH, are used as fuel to run which cycle?
a)
Calvin Cycle
b)
Krebs Cycle
c)
Photo Cycle
d)
Fermentation cycle
145.

What is the study of the structure of living things

a)

Anatomy

b)

Embryology

c)

Zoology

d)

Physiology

146.

What is the study of chemical reactions in organisms?

a)

Zoology

b)

Cytology

c)

Biochemistry

d)

Entemology

147.

What is the study of the structure and function of cells?

a)

Cytology

b)

Genetics

c)

Ecology

d)

Taxonomy

148.

What is the study of embryo development?

a)

Ecology

b)

Icthiology

c)

Microbiology

d)

Embryology

149.

What do we call the study of changes of organisms over time?

a)

Histology

b)

Evolution

c)

Microbiology

d)

Taxonomy

150.

What is the study of heredity?

a)

Microbiology

b)

Genetics

c)

Evolution

d)

Anatomy

151.

What is the study of small living things

a)

Genetics

b)

Marine Biology

c)

Botany

d)

Microbiology

152.

What is the study of bacteria?

a)

Embryology

b)

Physiology

c)

Bacteriology

d)

Zoology

153.

What is the study of the functions of living thing?

a)

Physiology

b)

Pathology

c)

Cytology

d)

Evolution

154.

What is the study of the relationship between organisms and their environment?

a)

Genetics

b)

Ecology

c)

Bacteriology

d)

Biochemistry

155.

What is the study of animal and plant tissue?

a)

Histology

b)

Marine Biology

c)

Taxonomy

d)

Boatany

156.

What is the study of ocean environments?

a)

Genetics

b)

Zoology

c)

Marine Biology

d)

Physiology

157.

What is the study of classifying living things?

a)

Pathology

b)

Bacteriology

c)

Taxonomy

d)

Microbiology

158.

What is the study of plants?

a)

Botany

b)

Zoology

c)

Ornithology

d)

Oncology

159.

What is the study of animals?

a)

Herpetology

b)

Ecology

c)

Zoology

d)

Genetics

160.

What is the study of the spread and origin of diseases?

a)

Ethnology

b)

Pathology

c)

Zoology

d)

Anatomy

161.

What is the study of insects?

a)

Oncology

b)

Physiology

c)

Virology

d)

Entomology

162.

What is the study of human races and origins?

a)

Ethnology

b)

Herpetology

c)

Marine Biology

d)

Anatomy

163.

What is the study of reptiles?

a)

Ornithology

b)

Herpetology

c)

Taxonomy

d)

Mycology

164.

What is the study of fish?

a)

Ichthyology

b)

Zoology

c)

Botany

d)

Pathology

165.

What is the study of birds?

a)

Virology

b)

Hematology

c)

Ornithology

d)

Oncology

166.

What is the study of animals without backbones?

a)

Taxonomy

b)

Anatomy

c)

Physiology

d)

Invertebrate Zoology

167.

What is the study of cancer?

a)

Oncology

b)

Ethnology

c)

Virology

d)

Ecology

168.

What is the study of blood and structures found in blood?

a)

Taxonomy

b)

Hematology

c)

Histology

d)

Ichthyology

169.

What is the study of viruses and diseases caused by viruses?

a)

Mycology

b)

Herpetology

c)

Virology

d)

Taxonomy

170.

What is the study of fungi?

a)

Ornithology

b)

Physiology

c)

Marine Biology

d)

Mycology

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