Fossilization is also known by the—
(A) Acclimatzation
(B) Pasteurization
(C) Preservation
(D) Tyndallization
Answer:
The branch that deals with the plants studies in the geological past is called—
(A) Pteridology
(B) Palaeobotany
(C) Neurology
(D) Archaeology
Answer:
Birbal Sahni Institute of Palaeobotany is situated at—
(A) Allahabad
(B) Delhi
(C) Mumbai
(D) Lucknow
Answer:
In plants, largest egg is found in—
(A) Cycas
(B) Sequoia
(C) Pinus
(D) Selaginella
Answer:
Which one of the following is an example of symbiosis ?
(A) Utricularia
(B) Agaricus
(C) Lichen
(D) Mango
Answer:
Which of the following pteridophytes is known as ‘Horsetail’?
(A) Rhynia
(B) Selaginella
(C) Equisetum
(D) None of these
Answer:
Marsilea is a—
(A) Homosporic pteridophyte
(B) Heterosporic pteridophyte
(C) Nonsporic pteridophyte
(D) Seeded pteridophyte
Answer:
A plant bearing two types of spores is termed as—
(A) Heterospory
(B) Seed habit
(C) Homospory
(D) All of these
Answer:
In Pinus present only—
(A) Male cone
(B) Female cone
(C) Male and female cones
(D) All of these
Answer:
Number of cotyledons found in the embryo of Cycas is—
(A) 4
(B) 2
(C) 3
(D) 1
Answer: