Biology-Life Processes [NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension]: Questions 6 - 12 of 16
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Question 6
Question MCQ▾
Advancement in genetic engineering has been possible due to discovery of
Choices
Choice (4) | Response | |
---|---|---|
a. | transposons | |
b. | exonuclease | |
c. | restriction endonuclease | |
d. | oncogenes |
Question 7
Question MCQ▾
The conversion of the ammonia into urea occurs mainly in
Choices
Choice (4) | Response | |
---|---|---|
a. | intestine | |
b. | lungs | |
c. | kidney | |
d. | liver |
Question 8
Question MCQ▾
‘Greenhouse effect’ means
Choices
Choice (4) | Response | |
---|---|---|
a. | trapping of solar energy due to atmospheric carbon dioxide | |
b. | cultivation in Greenhouses, so as to check pollution | |
c. | pollution in houses in tropical regions | |
d. | trapping of solar energy due to atmospheric oxygen |
Question 9
Question MCQ▾
Which is the main function of RBCs?
Choices
Choice (4) | Response | |
---|---|---|
a. | To carry oxygen to different parts of the body | |
b. | To fight diseases in the body | |
c. | To arrest bleeding | |
d. | To increase levels of WBCs |
Question 10
Question MCQ▾
Oxygenated blood is carried by
Choices
Choice (4) | Response | |
---|---|---|
a. | Penal vein | |
b. | Pulmonary vein | |
c. | Pulmonary artery | |
d. | Peptic portal vein |
Question 11
Question MCQ▾
Phagocytosis and pinocytosis are collectively termed as
Choices
Choice (4) | Response | |
---|---|---|
a. | Endocytosis | |
b. | Suspension feeding | |
c. | Omnivores | |
d. | Mucous trap |
Question 12
Question MCQ▾
Parthenogenesis is development of
Choices
Choice (4) | Response | |
---|---|---|
a. | Fruit without fertilization | |
b. | Egg without fertilization | |
c. | Fruit without hormones | |
d. | Embryo without fertilization |