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Botany Mcqs :: All Aptitude Test ::

Home » GAT Subject » Botany Mcqs » Aptitude Test - 16
1.Which among the following life cycle is exhibited by Fucus?
A. Diplontic
B. Haplontic
C. Triplolntic
D. Diplontic
2.Which among the following life cycle is exhibited by Polysiphonia?
A. Diplontic
B. Haplontic
C. Triplolntic
D. Diplontic
3.Which among the following is incorrect?
A. In bryophytes, haploid gametophyte is the dominant phase
B. In Volvox, haploid gametophyte is the dominant phase
C. In Spirogyra, diploid Sporophyte is the dominant phase
D. In bryophytes, haploid gametophyte is the dominant phase
4.What is the major difference between plant cell and an animal cell?
A. Cell wall
B. Cell membrane
C. Eukaryotic nature of cells
D. Cell wall
5.Artificial classification of plant kingdom is based on?
A. Morphological characteristics
B. Embryotic structure
C. Ultra structure
D. Morphological characteristics
6.Which among the following is incorrect about artificial classification of plantae kingdom?
A. This classification is mainly based on external features of a plant than that of their internal features
B. It laid the concept of classification in plants
C. Sexual organs are given more preference than vegetative organs
D. This classification is mainly based on external features of a plant than that of their internal features
7.The mode of classifying plants as shrubs, herbs and trees comes under?
A. Artificial classification
B. Natural classification
C. Phylogenetic classification
D. Artificial classification
8.Which among the following is incorrect about cytotaxonomy and chemotaxonomy?
A. Cytotaxonomy is based on the chromosomes present in the organism
B. Chemotaxonomy is based on the chemical composition of plants
C. Cytotaxonomy involves only external characteristics
D. Cytotaxonomy is based on the chromosomes present in the organism
9.Which of the following is not the basis for sub-classification in plants?
A. Well differentiable structure
B. Presence of seeds
C. Structure of branches
D. Well differentiable structure
10.The word �Thallophyta� means ?
A. plants that don�t have well-differentiable structure
B. plants that have large leaves
C. plants that grow in colonies
D. plants that don�t have well-differentiable structure
11.Which among the following is an incorrect statement?
A. Chlamydomanas is an example of unicellular algae
B. Chlamydomanas have flagella to promote their movement
C. Ulothrea is a unicellular autotrophic algal
D. Chlamydomanas is an example of unicellular algae
12.Which among the following are called as salad leaves?
A. Ulothrea
B. Ulva
C. Chladophora
D. Ulothrea
13.Which among the following are incorrect about volvox?
A. Volvox grow in colonies
B. The structure that connects them are called cytoplasmic bridges
C. Daughter colonies of volvox grow inside the parent colony
D. Volvox grow in colonies
14.The inner cell wall in spirogyra is made up of _?
A. Pectin
B. Cellulose
C. Chitin
D. Pectin
15.Which of the following modes are used by spirogyra to reproduce?
A. Fragmentation
B. Multiple fission
C. Spore formation
D. Fragmentation
16.During unfavourable conditions, the outer layer that is formed in chlamydomonas is called as ?
A. Cyst
B. Nuclear membrane
C. Cell wall
D. Cyst
17.Which among the following is an incorrect statement?
A. Multiple fission is a process through which many individuals are produced by repeated nuclear division
B. Multiple fission takes place under suitable conditions
C. During multiple fission, an outer layer called cyst is formed
D. Multiple fission is a process through which many individuals are produced by repeated nuclear division
18.Reproduction in humans is an example of ?
A. Isogamous
B. Anisogamous
C. Oogamous
D. Isogamous
19.The male gamete in sexual reproduction of algae is called as?
A. Antherozoid
B. Egg
C. Basidiogamete
D. Antherozoid
20.Gelidium and Gracilaria is used in the formation of ?
A. Agar
B. Vinegar
C. Yoghurt
D. Agar
21.The storage bodies present in chloroplasts of chlorophyceae are called as?
A. Pyrenoids
B. Carragen
C. Stroma
D. Pyrenoids
22.Food is stored in Phaecophyceae as ?
A. Starch
B. Laminol
C. Glucose
D. Starch
23.A leaf like photosynthetic organ in Phaecophyceae is called as _?
A. Frond
B. Stipe
C. Holdfast
D. Frond
24.Which among the following is an incorrect statement?
A. Bryophytes prevent soil erosion
B. Bryophytes decompose rocks and make soil fertile
C. Bryophytes are used in packing materials and are also good fuel
D. Bryophytes prevent soil erosion
25.Bryophytes are erect with hair like structures called as ?
A. Rhizoids
B. Stipe
C. Seta
D. Rhizoids
26.Which among the following are incorrect?
A. Bryophytes are sub-classified into liverworts and mosses
B. Bryophytes are mostly found in dry hilly areas
C. Bryophytes follow cryptogamae
D. Bryophytes are sub-classified into liverworts and mosses
27.The female sex organs in bryophytes are called as _?
A. Antheridium
B. Archegonium
C. Basiogonium
D. Antheridium
28.What is the main difference between mosses and liverworts?
A. Moses contain vascular tissue which are absent in liverworts
B. Mosses contain an intermediary stage called protonema which is absent in liverworts
C. Mosses grow taller which is not the case with liverworts
D. Moses contain vascular tissue which are absent in liverworts
29.Which among the following is not an asexual mode in bryophytes?
A. Budding
B. Fragmentation
C. Gemmae
D. Budding
30.Which among the following is incorrect?
A. Most of the leafy liverworts resemble mosses in their structure
B. Liverworts contain oil bodies that are absent in mosses
C. Moses contain lobes in their leaves whereas leafy liverworts don�t
D. Most of the leafy liverworts resemble mosses in their structure
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