Grade 7 Science Quiz on How Plants Grow

Which are the raw materials for photosynthesis?

• Oxygen and glucose

• Sunlight

• Water and carbon dioxide

• Carbon dioxide and oxygen

Tags

NGSS.MS-LS1-6

Which of the following is only found in plant cell?

• Cytoplasm

• Nucleus

• Cell membrane

• Chloroplast

Tags

NGSS.MS-LS1-6

Which solution is used to test for starch?

• soda lime

• iodine solution

• sodium hydrogen carbonate solution

• ethanol

How to destarch a plant?

• keep in the dark for 2-3 days.

• keep in cold temperature for 2-3 days

• do not water the plant for 2-3 days

• expose to sunlight for 2-3 days

Which part of the leaf is the site for photosynthesis?

• part A

• part D

• part E

• part B

Tags

NGSS.MS-LS1-6

A piece of bread was tested with iodine solution. What is the expected observation for this experiment?

• There no is change of color on the bread.

• The bread will change to blue-black.

• The bread will dissolve.

• The bread will change to brown color.

Tags

NGSS.MS-PS1-2

Which of the following are found in plant cells?

• cell wall

• cell membrane

• chloroplast

• nucleus

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-2

(a)   vessel carries water and minerals.

C₆H₁₂O₆ is the chemical formula for (a)   .

Tags

NGSS.MS-PS1-1

(a)   is the chemical that absorbs carbon dioxide.

Tags

NGSS.MS-LS1-6