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July 17, 2026

Revision Series | Science and Tech| Human Digestive System | 46

June 16, 2023
The function of tongue is to
  • (A) Help in the act of swallowing
  • (B) Help in mixing saliva with the food
  • (C) Help in speaking
  • (D) All the above
Show Answer

ANSWER  : D

One of the digestive juices that lacks enzymes but aids digestion is
  • (A) Bile
  • (B) Succus entericus
  • (C) Chyme
  • (D) Chyle
Show Answer

ANSWER  : A

Gastric digestion takes place efficiently in
  • (A) Acidic medium
  • (B) Basic medium
  • (C) Neutral medium
  • (D) None of these
Show Answer

ANSWER  : A

Which of the following are the correct functions of two components of pancreatic juice trypsin and lipase
  • (A) Trypsin digests protins and lipase carbohydrates
  • (B) Trypsin digests emulsified fats andlipase proteins
  • (C) Trypsin digests starch and lipase fats
  • (D) Trypsin digests proteins andlipase emulsified fats
Show Answer

ANSWER  : D

During digestion the lymphatics of the intestine become filled with fat globules which give white colour to the lymph. This lymph is known as
  • (A) Chyle
  • (B) Haemoconia
  • (C) Fluid plasma
  • (D) Bilirubin
Show Answer

ANSWER  : A

If the saliva is lacking amylase, then which of the following process taking place in the cavity will be affected?
  • (A) Proteins breaking down into amino acids
  • (B) Starch breaking down into sugars
  • (C) Fats breaking down into fatty acids and glycerol
  • (D) Intestinal layer breaking down leading to
Show Answer

ANSWER  : B

End products of protein hydrolysis are
  • (A) Mixture of amino acids
  • (B) Sugars
  • (C) Peptides
  • (D) 25 amino acids
Show Answer

ANSWER  : A

In the wall of alimentary canal which are/ is true sequence from outer to inner
  • (A) Serosa, longitudinal muscle, mucosa, sub mucosa
  • (B) Mucosa, serosa, long muscle
  • (C) Serosa, long muscle, circular, sub-mucosa, mucosa
  • (D) Serosa, long muscle, sub-mucosa, mucosa
Show Answer

ANSWER  : C

The inner surface of the large intestine is
  • (A) Lined by muscular tissue
  • (B) Provided with epithelial tissue
  • (C) Lined with both epithelial and muscular tissue
  • (D) Lined by all four layers
Show Answer

ANSWER  : B

Digestion of both starch and protein is done by
  • (A) Gastric juice
  • (B) Gastric lipase
  • (C) Pancreatic juice
  • (D) Ptylin
Show Answer

ANSWER  : C

Kwashiorkor, xeropthalmia and night blindness are
  • (A) Viral diseases
  • (B) Hereditary diseases
  • (C) Deficiency diseases
  • (D) Congenital diseases
Show Answer

ANSWER  : C

Which was the first satellite launch vehicle in India?
  • (A) SLV-3
  • (B) ASLV
  • (C) PSLV
  • (D) GSLV
Show Answer

ANSWER  : A

India launched its first satellite in 1980 using the four-stage solid-fueled Satellite Launch Vehicle 3 (SLV-3).

Who among the following is associated with first nuclear explosion in Pokhran?
  • (A) C.N.R. Rao
  • (B) Homi.J.Bhabha
  • (C) Anil Kakodkar
  • (D) Raja Ramanna
Show Answer

ANSWER  : D

Raja Ramanna (1925-2005) was an Indian nuclear scientist directing the research integral for the development of Indian nuclear programme in its early stages.

Which company is developing the Tactical LAN radio for the Indian Army?
  • (A) Astrome Tech Pvt Ltd
  • (B) SPAN Infotech (India) Pvt. Ltd.
  • (C) Active Mind Technology
  • (D) Backbench Internet Services Private Limited
Show Answer

ANSWER  : A

The Indian Army has recently signed a contract with Astrome Tech Pvt Ltd, a Bengaluru-based company, to develop the indigenously-developed “tactical LAN radio.”

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