Home
Class 12
BIOLOGY
Consider the following three statements ...

Consider the following three statements and select the correct option stating which one is true (T) and which one is false (F).
(i) Some land reptiles went back, into water to evolve into fish like reptiles probable 200 mya.
(ii) The first mammals were like shrews.
(iii) The work of Thomas Malthus on populations influenced Lamarck.

A

`{:("(i)","(ii)","(iii)"),(T,F,T):}`

B

`{:("(i)","(ii)","(iii)"),(F,T,T):}`

C

`{:("(i)","(ii)","(iii)"),(T,T,F):}`

D

`{:("(i)","(ii)","(iii)"),(F,T,T):}`

Text Solution

Verified by Experts

The correct Answer is:
C

In 1938, Darwin came across 'An Essay on the principle on Population' written by Thomas Robert Malthus. The work of Thomas Malthus on human population grwoth influenced him.
Promotional Banner

Similar Questions

Explore conceptually related problems

Consider the folloiwng four statements and select the correct option stating which one are true(T) and which ones are false(F)

Consider the following four statements and select the correct option stating which ones are true (T) and which ones are false (F). (i) The stomach has the lowest pH. (ii) The liver contains lipid emulsifier (iii) Large intestine secretes many enzymes. (iv) All proteases function in the lumen of small intestine.

Consider the following three statements and select the correct option starting which ones are tube (T) and which ones are false (F). (i) Hybridisation is crossing of two or more types pf plants for bringing their traits together in progeny. (ii) Semi-dwarf rice varieties were derived from IR-8 and Taichung Native -1. (iii) Hybrid breeding have led to the development of several high yeilding resistant to water stress.

Consider the following statements and select the option stating which ones are true (T) and which ones are false (F) (i) Abortions could happen spontaneously too (ii) Infertility is the ibability to produce viable offspring due to defects in the female partner only. (iii) Complete lactation could help in contraception (iv) Creating awareness can help create a reproductively healthy society.

Consider the following four statements (i) - (iv) and select the correct option stating which ones are true (T) and which ones are false (F) (i) The epithelium of proximal convoluted tobule (PCT) of nephron in the kidney has microvilli (ii) Simple epithelium covers the dry surface of the skin, the moist surface of buccal cavity, pharynx, inner lining of salivary glands and of pancreatic ducts (iii) The wall of internal organs such as the blood vessels, stomach and intestine contains skeletal muscle (iv) Bone marrow in some bones is the site of production of blood cells.

Consider the following statement and select the option stating which ones are true (T) and which ones are false (F) (i) Emigration is the movement of individuals out of a place or country (ii) Combined contraceptive pills contain synthetic progesterone and estrogen to check ovulation (iii) Depo-Provera are estrogen derivative injections (iv) The scientific study of human population is called demography.

Consider the following statements and select the option stating which ones are true (T) and which ones are false (F) (i) There are many side effects of tubectomy and vasectomy (ii) Purpose of tubectomy is to prevent egg formation (iii) Contraceptive oral pills help in birth control by preventing ovulation (iv) Gential warts is a sexually transmitted disease caused by herpes virus (v) In India, there is rapid decline in infant mortality rate adn MMR.

Consider the following four statements (i) - (iv) and select the correct option stating which ones are true (T) and which ones are false (F) (i) In male cockroach, genital pouch or chamber lies at the hind end of abdomen bounded dorsally by 9^(th) and 10^(th) terga and ventrally by the 9^(th) sternum. (ii) In cockroach, the haemolymph is composed of colourless plasma and haemocytes (iii) In female cockroach each ovary is formed of a group of ten ovarian tubules or overioules, containing a chain of developing ova (iv) In cockroach the nymph grows by moulting about 13 times to reach the adult form.

Consider the following four statements (i).(iv) and select the option that correctly identifies the true (T) and false (F) ones. (i). Micturition is carried out by a reflex. (ii). ADH helps in water elimination making the urine hypotonic. (iii). Protein-free fluid is filtered from blood plasma into the bowman's capsule. (iv). Glucose is actively reabsorbed in the proximal convoluted tubule.

Refer to the given statements and select the correct ones. (i) Fossils are remains of hard parts of life forms in rocks. (ii) Dinosaurs disappeared about 65 mya. (iii) Animals called lobe fins evolved into reptiles. (iv) Study of fossils is called palaentology.