WorksheetsNutrition 10th Biology Grand test-2
Total questions: 35
Worksheet time: 18mins
Which of the following organisms take the food by parasitic nutrition ?
Yeast
Mushroom
Cuscuta
Leeches
The rate of photosynthesis is not affected by
Light intensity
Humidity
Temperature
Carbon dioxide concentration
A plant is kept in dark cupboard for about forty eight hours before conducting any experiment on photosynthesis in order to
Remove chlorophyll from leaves
Remove starch from leaves
Ensure that no photosynthesis occurred
Ensure that leaves are free from the starch
The digestive juice without enzyme is
Bile
Gastric juice
Pancreatic juice
Saliva
In single celled animals, the food is taken by
The entire body surface
Mouth
Teeth
Vacuoles
Which part of the plant takes in carbon dioxide from the air for photosynthesis ?
Root hair
Stomata
Leaf veins
Sepals
Autotrophs are the organism……
depend on others for their food
Synthesize their own food
Hunt for food
Cannot synthesize their food
Iodine is used to test the presence of…..
Glucose
Light
Starch
Carbon dioxide
Identify the incorrect of the following pair
Calciferol - Rickets
Biotin - Anemia
Ascorbic acid - scurvy
Niacin - pellagra
In plants exchange of gases takes place through……
Stomata
Loose tissue on stem
Loose tissue on root
All the above
The scientist who found that oxygen was released from hydrilla plant in bright sunlight is…….
Engelman
Jan ingenhousz
Von Helmont
Van sachs
Photosynthesis occurs in this part of the plant.
Chloroplasts
Mitochondria
Cytoplasm
Ribosomes
What is use of KOH solution in Mohl’s half leaf experiment ?
Absorbs CO2
Absorbs oxygen
Supplies carbon dioxide
Releases CO2
Green coloured pigment present in leaves is called…..
Xanthophyll
Chlorophyll
Carotene
Phycobilin
The organelles containing chlorophyll in plant cells are….
Golgi apparatus
Mitochondria
Chloroplast
Vacuole
Find out wrong pair.
Saliva-ptyaline
Pancreatic juice - Amylase
Gastric juice - Lipase
Intestinal juice - peptidose
Splitting of water molecule during photosynthesis is known as…..
Emulsification
Photolysis
Electrolysis
Hydrolysis
What do you call particles of light rays which carry energy ?
Photons
Protons
Neutrons
Electrons
These are the assimilatory powers formed at the end of light reaction
O2 ATP
ATP,NADPH
O2,NADPH
O2,ATP,NADPH
Which of the following undergoes reduction in dark phase ?
Nitrogen
Oxygen
CO2
Hydrogen
The end product of dark reaction is
PGA
C6H12O6
Co2
Ribulose bio phosphate
Identify parasitic plant:
Cuscuta
Cucumis
Hibiscus
Helianthus
Amoeba takes in food through….
Nephridia
Cytostome
Pseudopodia
All the above
What is the reason to keep a plant in dark for 48 hrs to know photosynthetic experiment in plants ?
To remove green substance from leaves
To remove carbohydrates
To prove no photosynthetic process takes place
To know there is no carbohydrates in the leaves
Saliva contains an enzyme called…
Amylase
Pepsin
Trypsin
Lipase
Proteins in the food are digested by….
Pepsin
Trypsin
Lipase
Pepsin,Trypsin
Complete digestion of carbohydrates, proteins and fats occur in…..
Stomach
Small intestine
Large intestine
Buccal cavity
Fats are emulsified by……
bile juice
Pancreatic juice
Intestinal juice
All the above
Pancreatic juice contains these enzymes.
Trypsin, Chymotrypsin
Lipase, Amylase
Trypsin,Lipase
Both A and B
The acid present in gastric juice is…..
Nitric acid
Sulphuric acid
Hydrochloric acid
Acetic acid
Chyme is….
Partially digested food
An undigested food
Absorbed food
Solid
In which part of the alimentary canal digested food is absorbed ?
Stomach
Large intestine
Oesophagus
Small intestine
Most of the water present in the undigested food is absorbed in …..
stomach
Large intestine
Small intestine
Mouth
The longest part of alimentary canal is……
Small intestine
Large intestine
oesophagus
stomach
This disease is due to deficiency of proteins and calories.
Kwashiorkor
Marasmus
Obesity
Pellagra
