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objective Ques (25 results)
11)

The exit of unabsorbed food material is regu-lated by

Class 10 Biology
A)

liver

B)

anus

C)

small intestine

D)

 anal sphincter

12)

What are the products obtained by anaerobic respiration in plants?

Class 10 Biology
A)

Lactic acid + Energy

B)

Carbon dioxide + Water + Energy

C)

Ethanol + Carbon dioxide + Energy

D)

Pyruvate

13)

The breakdown of pyruvate to give carbon di-oxide, water and energy takes place in

Class 10 Biology
A)

cytoplasm

B)

mitochondria

C)

chloroplast

D)

nucleus

14)

Glycolysis process occurs in which part of the cell?

Class 10 Biology
A)

Cytoplasm

B)

Nucleus

C)

Mitochondria

D)

Chloroplast

15)

Name the pores in a leaf through which respi-ratory exchange of gases takes place.

Class 10 Biology
A)

Lenticels

B)

Vacuoles

C)

Xylem

D)

Stomata

16)

The respiratory pigment in human beings is:

Class 10 Biology
A)

carotene

B)

chlorophyll

C)

haemoglobin

D)

mitochondria

17)

Which plant tissue transports water and min-erals from the roots to the leaf?

Class 10 Biology
A)

Xylem

B)

Phloem

C)

Parenchyma

D)

Collenchyma

18)

The movement of food in phloem is called:

Class 10 Biology
A)

transpiration

B)

translocation

C)

respiration

D)

evaporation

19)

A blood vessel which pumps the blood from the heart to the entire body:

Class 10 Biology
A)

artery

B)

capillary

C)

vein

D)

Haemoglobin

20)

Name a circulatory fluid in the human body other than blood.

Class 10 Biology
A)

Platelets

B)

RBC

C)

Lymph

D)

Plasma

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