Biology Questions

Q:

Which is not a function of the cell membrane?

A) helps substances pass from the cytoplasm into the nucleus B) keeps materials within the cell separated from the environment outside the cell
C) helps control the movement of materials into and out of the cell D) allows the cell to change shape under pressure
 
Answer & Explanation Answer: A) helps substances pass from the cytoplasm into the nucleus

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2 2045
Q:

Humans cannot digest cellulose because they

Answer

Humans cannot digest cellulose because they are lacking with the enzymes responsible to breakdown the beta acetal linkages.

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2 2039
Q:

Which is the second largest gland of Human body?

A) Liver B) Large Intestine
C) Thorax D) Pancreas
 
Answer & Explanation Answer: D) Pancreas

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1 2036
Q:

All of the following are polysaccharides except

A) Chitin B) Lactose
C) Glycogen D) Cellulose
 
Answer & Explanation Answer: B) Lactose

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Q:

Which of the following is true of annelids?

A) They have an open circulatory system B) They have a nerve net
C) They perform gas exchange across their skin D) They have pseudocoeloms
 
Answer & Explanation Answer: C) They perform gas exchange across their skin

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2 2035
Q:

A/An .............. tissue is formed beneath the skin and between internal organs

A) Epithelial B) Nervous
C) Muscular D) Adipose
 
Answer & Explanation Answer: D) Adipose

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Q:

Adamsia (Sea anemone), Pennatula (Sea-pen) are examples of which Phylum?

A) Coelenterata B) Aschelminthes
C) Annelida D) Arthropoda
 
Answer & Explanation Answer: A) Coelenterata

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0 2029
Q:

Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge) are examples of which Phylum?

A) Coelenterata B) Platyhelminthes
C) Ctenophora D) Porifera
 
Answer & Explanation Answer: D) Porifera

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1 2028