Biology Form and Functions in Plants Mcqs Test Online 11th Class Punjab

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Question 1 of 12

Biology

1. Carnivorous plants use insects as a source of

Nitrogen

Oxygen

Glucose

Water

Question 1 of 12

Question 2 of 12

2. Symplast is the movement of water through

Cell walls

Cytoplasm of cells

Vacuoles

Inter spaces

Question 2 of 12

Question 3 of 12

3. Most of the uptake of water and minerals from soil takes place through

Root cap

Nitrogen

Epidermal cells

Root

Question 3 of 12

Question 4 of 12

4. It is found essentially in organic compounds:

Nitrogen

Calcium

Phosphorus

Carbon

Question 4 of 12

Question 5 of 12

5. The phenomenon of growth includes

Cell elongation

Cell maturation

Cell differentiation

Cell decomposition

Question 5 of 12

Question 6 of 12

6. Chlorosis does not occur due to the deficiency of

Calcium

Magnesium

Sulphur

Phosphorus

Question 6 of 12

Question 7 of 12

7. Guard cell are the only cells of epidermis, which have

Chloroplasts

Vacuole

Leucoplasts

Cytoplasm

Question 7 of 12

Question 8 of 12

8. Collenchyma is a supporting tissue in

Herbs

Seeds

Trees

Seedlings

Question 8 of 12

Question 9 of 12

9. Which of the following is closest to the center of a woody stem?

Old xylem

Vascular cambium

Old phloem

Young xylem

Question 9 of 12

Question 10 of 12

10. Succulent tissues are formed in

Hydrophytes

Mesophyll

Xerophytes

Thallophytes

Question 10 of 12

Question 11 of 12

11. The sugar moves through phloem is mostly in the form of

Lactose

Sucrose

Glucose

Maltose

Question 11 of 12

Question 12 of 12

12. A researcher, who wants to study the composition of a plant’s sap, inserts capillary tube into the phloem. What causes the sap to flow out of the tube?

Hydrostatic pressure

Root pressure

Capillarity

Transpiration stream

Question 12 of 12

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