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a) root hair
b) stem hair
c) Lenticels
d) epidermal cells.
Where does digestion of starch begin in human body?
5. Give one example each of saprophytic and parasitic nutrition.
6. What is common for cuscuta, ticks and leeches?
What advantage over an aquatic organism does a terrestrial organism have with
regard to obtaining oxygen for respiration?
8.
Differentiate between single and double circulation found in vertebrates.
9. Name the substrates for the following enzymes
a) trypsin b) amylase
C) pepsin d) lipase
10. What are the functions of lymph in our body?
SAMSUNG​

Answer 1

Answer:

4. Mouth by salivary amylase

5. saprophytic - fungi, parasitic - ticks, mites, cuscuta.

6. All three are parasites.

7. Aquatic organism have higher rate of respiration because there is less availability of oxygen in water.

8. Single circulation means blood goes through the heart once in one cycle and in double circulation, blood goes through the heart twice.

9. Substrates for these enzymes are

a. Peptides and peptone

b. starch or complex carbohydrates

c. Proteins

d. Emulsified fats

10. Lymph carry absorbed digested fat from intestine and it also drains excess fluid from extra cellular space back into the blood.

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