Life Sciences
2019 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XL 2019 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 58–60 of 125. Imported answers require review unless explicitly marked reviewed.
Question 13
Open questionXL-RMCQ2 marksNeeds review
Match the plant species and their corresponding families with the economically important products:
Plant species | Family | Plant product
P. Cannabis sativa | 1. Lamiaceae | i. Oil from seeds
Q. Corchorus olitorius | 2. Cannabaceae | ii. Eugenol from leaves
R. Ocimum sanctum | 3. Euphorbiaceae | iii. Fibre from stem
S. Ricinus communis | 4. Tiliaceae | iv. Marijuana from leaves
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 14
Open questionXL-RMCQ2 marksNeeds review
Cybirds may arise through the
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 15
Open questionXL-RMCQ2 marksNeeds review
Match the disease with causative organism and affected crop
Disease | Causative organism | Crop
P. Powdery mildew | 1. Albugo candida | i. Corn
Q. White rust | 2. Phytophthora infestans | ii. Tomato
R. Downy mildew | 3. Erysiphe cichorii | iii. Potato
S. Late blight | 4. Peronospora philippinensis | iv. Mustard
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer