Life Sciences and Astronomy - 2
Life Sciences and Astronomy - 2
Questions
How many bones are there in a newly born infant?
- 300
- 206
- 280
- 230
Which of the following have maximum calorific value?
- Vitamins
- Proteins
- Carbohydrates
- Fats
Doctors recommend that we should cook our food in oil rather than in vanaspati ghee. Why?
- Oil makes food tasty
- Oil contains unsaturated fats
- Vanaspati ghee is difficult to digest
- Oil contains saturated fats
Of the following sanguivorous (Blood sucking) is
- ascaris
- leech
- earthworm
- nereis
Darwin's theory of natural selection involves:
- survival of the fittest
- competition
- over reproduction
- all of these
Human blood contains ________ percentage of plasma.
- 35%
- 40%
- 55%
- 65%
The average heart beat per minute in a normal man is
- 80
- 70
- 100
- 50
Bacterial action changes dead leaves into
- fungi
- humus
- algae
- none of these
Which of the following is used by green plants for the manufacture of sugar?
- Sun light
- Water
- Carbon dioxide
- All of these
Acupuncture is a medical system of treatment in which
- herbs are used to relieve pain
- surgery is done to relieve pain
- needles are inserted into particular parts of the body to relieve pain
- none of the above
Who among the following proposed the Big Bang Theory?
- William Herschel
- Abbe Goerges Lamaitre
- Jayant V. Narlikar
- Johannes Kepler
ECG is used for the diagnosis of ailment of the
- heart
- kidneys
- brain
- lungs
The process by which the blood carries the absorbed food products to the tissue cells, where they are taken up, is called
- Digestion
- Ingestion
- Assimilation
- Absorption
The time taken by the sun to revolve around the centre of our galaxy is
- 100 million years
- 500 million years
- 25 million years
- 250 million years
Night blindness is caused by lack of which vitamin?
- Vitamin A
- Vitamin B
- Vitamin C
- Vitamin D
If a mouse of over eight times its normal size has been produced by introducing human growth hormone gene, the technique involved is called
- Hormonal feeding
- Hybridisation
- Genetic Engineering
- Mutation breeding
Heart attack is caused due to
- Cholesterol
- Blood sugar
- Blood urea
- Blood protein
Which of the following diseases has posed a serious threat the world over?
- Tumour
- AIDS
- Tuberculosis
- Paralytic stroke
The distance between the earth and sun is maximum during the
- Summer
- Winter Solstice
- Perihelion
- Aphelion
Which of the following diseases is caused by virus?
- Tuberculosis
- Malaria
- Cholera
- Smallpox
Which of the following vitamins promotes healthy functioning of eyes in human beings?
- Vitamin C
- Vitamin B
- Vitamin D
- Vitamin A
Which of the following approaches comes under the category of biotechnology?
- Use of living organisms or substances obtained from them in industrial process.
- Use of modern technology to investigate biological disorders.
- Use of industrial technology to increase the biosphere.
- Modernizing the commercial industries to produce products for use in biological research.
Match List I with List II and select the correct answer using the codes give below the lists:<blockquote
| List I (Characteristic) | List II (Animal) |
| I. Wingless insect | (A) Kiwi |
| II. Flightless bird | (B) Silver fish |
| III. Limbless reptile | (C) Turtle |
| IV. Limbless animal | (D) Snake |
| (E) Fish |
- I-A, II-C, III-B, IV-E
- I-B, II-A, III-D, IV-E
- I-B, II-A, III-C, IV-D
- I-C, II-A, III-D, IV-B
Which of the following is considered to be the most effective method of returning minerals to the soil?
- Crop rotation
- Stripping
- Contour ploughing
- None of these
Dialysis is used for the treatment of
- Brain disease
- Kidney failure
- Heart weakness
- None of these