Biology MCQs (Multiple Choice Questions) with answers for various state exams and UPSC civil services, SSC, banking, MPSC, UPPSC, MPPSC etc. Competitive Exams. Learn and prepare Objective type Questions on Biology.
1. The Lichen is the symbiotic association of
Algae and Fungi.
Fungi and Protista.
Fungi and Plant.
Plant and Algae.
Answer: (a) Algae and Fungi.
Solution: The Lichen is a symbiotic association between algae and fungi. The algal composition is known as phycobiont which is autotrophic and the fungal component as mycobiont which is heterotrophic.
2. Which of the following are Green algae?
Answer: (d) Volvox.
Solution: Algae are chlorophyll-bearing simple, thalloid, autotrophic, and largely aquatic organisms. Examples of green algae are Volvox, Chlamydomonas, and chara.
3. Which among the following is known as the 'amphibians of the plant kingdom'?
Answer: (b) Bryophytes.
Solution: Bryophytes are known as the amphibians of the plant kingdom because these plants can live in soil but are dependent on water for sexual reproduction.
4. Which of the following is not the Pteridophytes?
Answer: (c) Liverwort.
Solution: The Pteridophytes are the first terrestrial plants to possess vascular tissues- xylem and phloem. Examples are Fern, Selaginella, Salvinia, etc.
5. Which one of the following is not characteristic of chordates?
Notochord is present.
Heart is ventral.
A post-anal part is present.
Gill slits are absent.
Answer: (d) Gill slits are absent.
Solution: Chordata is characterized by the presence of a notochord, a dorsal hollow nerve cord, a pharynx perforated by gill slits, a ventral heart, a post-anal part, etc.