Biology
Correct and rewrite the statement by changing the biological term that is underlined for each statement:
(i) The theory of Inheritance of Acquired Characters was proposed by Watson and Crick.
(ii) The protective sac which develops around the developing embryo is called the Pericardium.
(iii) Maintaining balance of the body and coordinating muscular activities is carried out by the cerebrum.
(iv) The kidney is composed of a number of neurons.
(v) The part of the eye which can be donated from a clinically dead person is the Retina.
Genetics
ICSE 2019
24 Likes
Answer
(i) The theory of inheritance of Acquired Characters was proposed by Jean Baptiste de Lamark.
(ii) The protective sac which develops around the developing embryo is called amnion.
(iii) Maintaining balance of the body and coordinating muscular activities is carried out by the Cerebellum.
(iv) The kidney is composed of number of nephrons.
(v) The part of the eye which can be donated from a clinically dead person is cornea.
Answered By
14 Likes
Related Questions
Name the following:
(i) The layer of the eyeball that provides nourishment to the eye.
(ii) One gaseous compound which depletes the ozone layer.
(iii) The structure which connects the placenta and the foetus.
(iv) A pair of corresponding chromosomes of the same shape and size and derived one from each parent.
(v) The compound formed when haemoglobin combines with carbon dioxide in blood.
Give suitable biological reasons for the following statements :
(i) The birth rate in India is very high.
(ii) Carbon monoxide is dangerous when inhaled.
(iii) Root hairs become flaccid and droop when excess fertilizers are added to the moist soil around them.
(iv) Acid rain is harmful to the environment.
(v) All life on Earth is supported by Photosynthesis.
Match the items given in Column A with the most appropriate ones in Column B and rewrite the correct matching pairs.
Column A Column B (i) Cranial nerves Testosterone (ii) Leydig cells Natural reflex (iii) Acetylcholine 12 pairs (iv) Spinal nerves Prolactin (v) Sneezing Neurotransmitter 18 pair 31 pairs Conditioned reflex While recording the pulse rate, where exactly does a doctor press on our wrist?
- Nerve
- Vein
- Artery
- Capillary