Allantois of Embryo helps in


A) respiration

B) excretion

C) protection

D) digestion

Correct Answer:
B) excretion

Description for Correct answer:
The allantois is a membrane that is present in the embryonic stage of mammals, reptiles and birds. The allantoic membrane is designed to help the fetus survive, removing waste from the animals.

Part of solved SSC Practice test(2) questions and answers : Exams >> SSC Exams >> SSC Practice test(2)








Comments

No comments available




Similar Questions
1). Which one of the following animals belongs to mollusca?
A). Hare
B). Hydra
C). Hyla
D). Haliotis
-- View Answer
2). Outside the nucleus DNA is found in
A). Mitochondria
B). Ribosome
C). Endoplasmic reticulum
D). Golgi bodies
-- View Answer
3). Animals protein is called first class protein because it is
A). delicious in taste
B). cheaper in the market
C). rich in essential amino acids
D). easily digestible
-- View Answer
4). It is easy to burst a gas filled balloon with a needle than with a nail. It is because
A). nail exerts more pressure than needle on the balloon
B). needle exerts more pressure than nail on the balloon
C). gas is reactive with the needle
D). nail is more longer than needle
-- View Answer
5). The velocity of sound in moist air is more than in dry air because the moist air has
A). less pressure than dry air
B). more pressure than dry air
C). more density than dry air
D). less density than dry air
-- View Answer


6). X-rays can be used
A). to detect heart diseases
B). to detect defects in precious stones and diamonds
C). to detect gold under the earth
D). for cutting and welding of metals
-- View Answer
7). Ice is packed in saw dust because
A). saw dust is poor conductor of heat
B). saw dust is a good conductor of heat
C). saw dust does not stick to the ice
D). saw dust will not get melted easily
-- View Answer
8). What is used to identify whether a data word has an odd or even number of 1's?
A). Sign bit
B). Zero bit
C). Parity bit
D). Carry bit
-- View Answer
9). Rearranging and allocating space in memory to provide for multiple computing tasks is called
A). Multiprogramming
B). Multitasking
C). Memory Management
D). Networking
-- View Answer
10). What happens when a drop of glycerol is added to crushed KMno4 spread on a paper?
A). There is a violent explosion
B). There is no reaction
C). The paper ignites
D). There is a crackling sounds
-- View Answer