Question

27. Select the correct match. (a) Cell was first discovered - 1839 AD
(b) The term 'protoplasm' was coined - 1665AD
(c) The nucleus was discovered - 1831 AD
(d) Cell theory was proposed - 1674 AD ​

Answer 1

Answer:

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Explanation:

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Answer 2

The correct match for the following question is:-

(a) Cell was first discovered - 1665 AD

(b) The term 'protoplasm' was coined - 1846 AD.

(c) The nucleus was discovered - 1831 AD

(d) Cell theory was proposed - 1839 AD.

EXPLANATION:-

1. The cell was first discovered by Robert Hooke in 1665. It can be found in his book Micrographia.
2. The term 'protoplasm' was coined by J.E. Purkinje in 1846. It was used to address the material which makes up an animal embryo.
3. The nucleus was discovered by Robert Brown in 1831 .
4. The cell theory was proposed by Theodor Schwann in 1839.