1 Mark Questions - Chapter 7 Class 6 - Getting to know Plants

Question 1

The substance which gives green color to the leaves is known as -----------

Answer:

Chlorophyll

Question 2

Name the gas:

1. Used in photosynthesis
2. Produced in photosynthesis

Answer:

1. Carbon dioxide   CO ₂
2. Oxygen   O ₂

Question 3

____ is the powdery substance present in the anther of stamen.

Answer:

Pollen grains

Question 4

Which substance is used to remove chlorophyll from the leaves during photosynthesis experiment?

Answe r:

Alcohol is used to remove chlorophyll from the leaves.

Question 5

Name the material which goes up in the stem and the one which comes down.

Answer:

Minerals and water go up in the stem and Food that comes down.

Question 6 

What are the main functions of Leaf?

Answer:

1. Leaves make food for the plant (photosynthesis).
2. Leaves release water in the air (Transpiration) .