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Science Term 2 Grade 6- Keywords

Total questions: 80

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

What are the two main types of electron microscopes?

a)

Transmission electron microscope (TEM) and scanning electron microscope (SEM)

b)

X-ray microscope and UV microscope

c)

Light microscope and confocal microscope

d)

Atomic force microscope and scanning tunneling microscope

2.

Which type of electron microscope uses a beam of electrons to create an image?

a)

compound microscope

b)

Transmission Electron Microscope (TEM)

c)

Light Microscope

d)

X-ray Microscope

3.

Which type of electron microscope is commonly used for surface imaging and analysis?

a)

Scanning electron microscope (SEM)

b)

Atomic force microscope (AFM)

c)

Confocal laser scanning microscope (CLSM)

d)

Transmission electron microscope (TEM)

4.

Which of the following produce an image as shown ?

a)

Scanning electron microscope (SEM)

b)

Atomic force microscope (AFM)

c)

Confocal laser scanning microscope (CLSM)

d)

Transmission electron microscope (TEM)

5.
An Amoeba is a unicellular, animal-like protist that lives in ponds and streams. According to cell theory, where did this cell come from?
a)
another pre-existing amoeba cell.
b)
energy from sun that allowed the protist to reproduce.
c)
a multicellular organism.
d)
the nonliving environment.
6.

Prokaryotic cells do not have __________________.

a)

DNA

b)

Cell membrane

c)

Cytoplasm

d)

Nucleus

7.

Which of these structures do prokaryotes and eukaryotes share?

a)

Nucleus

b)

Cell wall

c)

Organelles

d)

Ribosomes

8.

What do you think homeostasis is?

a)

Keeping your body systems stable

b)

Staying at home

c)

Making body systems unstable

9.

Small grain-shaped organelles that produce proteins for the cell

a)

Cytoplasm

b)

Ribosomes

c)

Lysosomes

d)

Mitochondria

10.

Large oval structure that acts as the control center of the cell, directing all of the cells’ activities

a)

Vacuole

b)

Ribosome

c)

Golgi Apparatus

d)

Nucleus

11.

Thick, clear, gel-like fluid that fills the region between the cell membrane and the nucleus

a)

Mitochondria

b)

Cytoplasm

c)

Chloroplast

d)

Nucleus

12.

Rod-shaped organelles that convert energy in food molecules to energy the cell can use to carry out its functions

a)

Mitochondria

b)

Golgi Apparatus

c)

Ribosomes

d)

Endoplasmic Reticulum

13.

An organelle that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another

a)

Cell Wall

b)

Endoplasmic Reticulum

c)

Golgi Appartus

d)

Cytoplasm

14.

Organelle in a cell that receives proteins and other newly formed materials from the endoplasmic reticulum, packages them, and distributes them to other parts of the cell

a)

Golgi Apparatus

b)

Lysosome

c)

Endoplasmic Reticulum

d)

Chloroplast

15.

Organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy form that cells can use in making food

a)

Cell Wall

b)

Chloroplast

16.

Semipermeable membrane, surrounding a cell that controls what goes into and out of the cell

a)

Cell Wall

b)

Lysosome

c)

Nucleus

d)

Cell Membrane

17.

Cells are...

a)

groups of tissues that together carry out a particular function.

b)

groups of organs that together carry out a particular function.

c)

the structural and functional units of all living things.

d)

only found in animals.

18.

When it comes to biological organisation, the highest level is...

a)

cells.

b)

organs.

c)

body systems.

d)

organisms.

19.

The organ you would find in the circulatory system is...

a)

the liver.

b)

the heart.

c)

the bladder.

d)

the large intestine.

20.

Organs are...

a)

groups of cells that together carry out a particular function.

b)

groups of tissues that together carry out a particular function.

c)

groups of body systems that make up an organism..

d)

unicellular.

21.

What are the 3 key joints?

4 lines
22.

Which joint has a 180 movement and moves like a lever?

a)

Hinge

b)

Ball and Socket

c)

Pivot

23.

Which joint has a 360 range of movement? But is restricted by muscles

a)

Hinge

b)

Ball and Socket

c)

Pivot

24.

What joint has a 360 potential restricted by flexibility

a)

Hinge

b)

Ball and Socket

c)

Pivot

25.

What do ligaments join?

a)

Bone to Muscle

b)

Muscle to muscle

c)

Bone to Bone

26.

What do tendons join?

a)

Bone to Muscle

b)

Muscle to Muscle

c)

Bone to Bone

27.

What is the role of cartilage?

4 lines
28.

What does synovial fluid do?

4 lines
29.

What are joints

a)

A place where one bone meets

b)

A place where two bones meet

c)

Bones don't meet

d)

A place where three bones meet

30.

The joint which allows the maximum movement is the

a)

Slightly movable joint

b)

Ball and socket joint

c)

hinge joint

d)

Gliding joint

31.

Which of the following is made up of the vertebrae?

a)

cartilage

b)

backbone

c)

skull

d)

rib cage

32.

Where might you find a hinge joint?

a)

knee

b)

spine

c)

neck

d)

Hip

33.

Which is an example of a hinge joint

a)

knee and elbow

b)

shoulder and hip

c)

neck

d)

ankle and wrist

34.
What is the definition of a exoskeleton?
a)
Hard outer covering that provides support and protection
b)
The internal  skeleton of the body of an animal
c)
cell
35.
Type of muscle that is found in the heart.
a)
smooth
b)
cardiac
c)
skeletal
36.
Involuntary Muscle/s
a)
skeletal
b)
cardiac
c)
smooth
d)
smooth and cardiac
37.
Type of muscle that attached to bones.
a)
cardiac
b)
smooth
c)
skeletal
38.
The heart is a type of _______ muscle.
a)
Smooth 
b)
Cardiac
c)
Skeletal 
39.

The structure that carries the food from the mouth to the stomach

a)

mouth

b)

esophagus

c)

pancreas

d)

large intestine

40.

The process that is taking place there is

a)

peristalsis

b)

digestion

c)

absorption

d)

excretion

41.
Nutrients from digested food are absorbed in which digestive organ?
a)
Small Intestine
b)
Stomach
c)
Large Intestine
d)
Gallbladder
42.

What is the function of this structure ?

a)

To digest the food

b)

To digest the food mechanically

c)

To absorb all the digested food particles

d)

To excrete the wastes

43.

What is the chemical in plants' leaves that performs photosynthesis and causes plants to be a green color?

a)

stomata

b)

chlorophyll

c)

carbon dioxide

d)

glucose

44.

6. Where do plants get the energy for photosynthesis to take place?

a)

Nutrients in the soil

b)

The Sun

c)

Pollination

d)

Chlorophyll

45.

What is produced in the leaves of the plant?

a)

oxygen and water

b)

carbon dioxide only

c)

glucose and oxygen

d)

oxygen only

46.
Name the levels of organization in the human body in order from smallest to largest:
a)
Tissue, organ, organ system
b)
Organ system, tissue, organs, cells
c)
Cells, tissue, organs, organ system
d)
Cells , organs, tissue, organ system
47.

During winter, our body will shivers. What is the reason?

a)

To regulate water content in body

b)

To regulate body temperature

c)

To regulate blood pressure

d)

To regulate glucose level in blood

48.
What is the process carried out in the EXCRETORY SYSTEM?
a)
The urina
b)
The waste
c)
The skin
d)
The heart
49.
Main organs and their functions?
a)
The ureter,the kidneys,the bladder,the prostrate and the Uretha
b)
The kidneys and the urethera
c)
The ureter,the kidneys,the bladder and the prostrate
d)
Living things
50.

What are the main functions of the excretory system?

a)

deliver oxygen to the body

b)

deliver nutrients to the body

c)

remove water and waste from the body

d)

remove disease from the body

51.

Which organs help to remove waste from the body?

a)

Lungs, stomach, bladder, and kidneys

b)

Lungs, heart, bones, and bladder

c)

Lungs, large intestine, bladder and kidneys

d)

Lungs, esophagus, bladder and kidneys

52.

Which organ(s) remove waste gases?

a)

Bladder and kidneys

b)

Lungs

c)

Large intestine

53.

Which organ(s) filter blood and store liquid waste?

a)

Bladder and kidneys

b)

Large Intestine

c)

Lungs

54.

Which organ(s) absorb excess water and store solid waste?

a)

Bladder and kidneys

b)

Large Intestine

c)

Lungs

55.

What is organ is #1?

a)

Kidney

b)

Stomach

c)

Bladder

d)

Heart

56.

True or False:

Kidneys filter waste from blood.

a)

True

b)

False

57.

I mix everything up with my acids

a)

stomach

b)

pancreas

c)

large intestine

58.

I am the largest organ inside the body

a)

stomach

b)

liver

c)

small intestine

59.

I look like a sleeping snake

a)

colon

b)

small intestine

c)

esophagus

60.

Which of the following is NOT part of your excretory system?

a)

Heart

b)

Lungs

c)

Kidneys

d)

Skin

61.

Blood is cleaned by which organs?

a)

Lungs

b)

Ribs

c)

Kidneys

d)

Intestines

62.

Why is your skin part of the excretory system?

a)

Sweating gets rid of salt and water

b)

Exhaling releases carbon dioxide

c)

Sweating gets rid of carbon dioxide

d)

The large intestine releases feces

63.

The job of your kidneys is to...

a)

Create feces

b)

Take carbon dioxide out of your blood

c)

Put oxygen into your blood

d)

Clean blood, sending waste to bladder

64.

This vessel carries dissolved sugars from the leaves to all other parts of the plant.

a)

Meristem

b)

Xylem

c)

Cambium

d)

Phloem

65.
what is the function of xylem tissue?
a)
transports water and minerals salt 
b)
control the opening and closing of stoma
c)
carry out photosynthesis
d)
provide support for young plant
66.

What is the food that plants make called?

a)

glucose

b)

oxygen

c)

leaves

d)

carbon dioxide

67.

What are the PRODUCTS of photosynthesis?

a)

oxygen & glucose

b)

carbon dioxide & oxygen

c)

glucose & carbon dioxide

d)

glucose only

68.

What is the correct equation for photosynthesis?

a)

carbon dioxide + oxygen + sunlight = glucose + water

b)

water + oxygen = sunlight + carbon dioxide + soil

c)

glucose + oxygen = sunlight + carbon dioxide + water

d)

water + carbon dioxide + sunlight = glucose + oxygen

69.
Which 2 substances are exchanged in the Respiratory System?
a)
oxygen and nitrogen
b)
carbon dioxide and oxygen
c)
oxygen and glucose
d)
glucose and carbon dioxide
70.

Which of the following is not a blood vessel?

a)

arteries

b)

lymph vessels

c)

veins

d)

capillaries

71.

The two types of circulatory systems are...

a)

open and closed

b)

open and shut

c)

pulmonary and closed

d)

pulmonary and systemic

72.
A(n) ______ circulatory system is found in invertebrates (insects and mollusks).
a)
external
b)
open
c)
basal
d)
closed
73.

What type of neuron is C?

a)

Sensory

b)

Inter

c)

Motor

74.

Our ______ receive messages and send them to the brain. The brain sends messages to our body on how to respond.

a)

heart

b)

lungs

c)

nerves

75.
The nervous system is composed of the ___, ___, and ___.
a)
heart, brain, kidneys
b)
lungs, liver, stomach
c)
brain, spinal cord, nerves
d)
eyes, pancreas, veins
76.

The nerve which connects eye and brain is

a)

Auditory nerve

b)

Olfactory nerve

c)

Optic nerve

d)

None

77.

identify the part of the eye that controls the amount of light that enters the eye by changing the size of the pupil.

a)

iris

b)

cornea

c)

pupil

d)

none of the above

78.

identify the part of the eye that allows light to enter into the eye.

a)

pupil

b)

lens

c)

retina

d)

cornea

79.

identify the label part ..what is the part of the eye label as 4

a)

lens

b)

cornea

c)

iris

d)

pupil

80.

what is the part of the eye label 2

a)

cornea

b)

iris

c)

lens

d)

pupil

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